Literature Reference: 勿忧渐衰老，且喜加年纪。—— 《把酒》 Do not worry about aging; instead, rejoice in the addition of years. Source from 'Ba Jiu'.
加: The image of doubling and overlapping symbolizes the bountiful harvest of both fortune and prosperity, as well as the simultaneous attainment of fame and wealth.
年: Time and age. The character "年" (Nián) symbolizes a wish for auspiciousness, health, and smooth prosperity year after year.
Meaning: The addition of years signifies the accumulation of time and the deepening of wisdom.